Index fund, as its name implies, is a fund that invests in index stocks, that is, by buying some or all of the stocks contained in an index, the investment portfolio of index fund is constructed, with the purpose of making the change trend of this investment portfolio consistent with the index, so as to obtain roughly the same rate of return as the index. Index fund means that the fund operates according to the selected index (such as standard &; Poole 500 index), Japan's Nikkei 225 index, Taiwan's weighted stock price index, etc. ), choose the same asset allocation model to invest in order to obtain the income synchronized with the market.

(Bond Fund) A fund that mainly invests in fixed-income financial instruments such as government bonds and financial bonds is called a bond fund, and it is also called a "fixed-income fund" because the income of the products it invests in is relatively stable. According to the proportion of investment in stocks, bond funds can be divided into pure bond funds and partial debt funds. The difference between the two is that pure debt funds do not invest in stocks, while partial debt funds can invest in a small number of stocks. The advantage of the partial debt fund is that it can flexibly allocate assets according to the trend of the stock market and share the opportunities brought by the stock market while controlling risks. Generally speaking, bond funds do not charge subscription or subscription fees, and the redemption rate is also low.

The so-called stock fund refers to a fund that invests more than 60% of its assets in stocks. At present, there are bond funds and money market funds besides stock funds in China.